.content{
	opacity:0.7;
	width: 960px;
	/*height: 900px;*/
	margin: 0px  auto;
	background-color: #D1EEEE;
}
.content h2{
	display:block;
	padding-top: 50px;
	font-size: 40px;
	text-align: center;
}
.content_text{
	padding-left: 10px;
	padding-right: 10px;
	font-size: 20px;
	margin-top: 50px;


}
.content span{
	float: right;
	margin-right: 50px;
}
.massage{
	margin-left: 30px;
	margin-top: 30px;
	padding-bottom: 20px;
	/*height: 140px;*/
}
body{
    	background-image: url(../layui/images/5.jpg);
    	background-attachment:fixed;
    	background-size: cover;
    }
 .message_liu{
 	width: 500px;
 	

 }
 .message{
 	margin-top: 20px;
 	margin-bottom: 50px;
 }
